Mechanical high security, on paper: The paper safe March 2, 2012 Marc Abrahams In an age when security — especially security on paper — is all the rage, Rob Ives designed this all-paper working safe: Share this: Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on Mastodon (Opens in new window) Mastodon Share on Bluesky (Opens in new window) Bluesky